Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:38 2013 Optimize a model with 85 rows, 553 columns and 1099 nonzeros Presolve time: 0.00s Presolved: 85 rows, 553 columns, 1099 nonzeros Variable types: 546 continuous, 7 integer (7 binary) Root relaxation: objective 1.274752e+04, 53 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 12747.5222 0 2 - 12747.5222 - - 0s H 0 0 12754.000000 12747.5222 0.05% - 0s 0 0 cutoff 0 12754.0000 12754.0000 0.0% - 0s Explored 0 nodes (56 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.275400000000e+04, best bound 1.275400000000e+04, gap 0.0%